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Finding the Fourth Proportional to 77,356.04, 106,751.33 and 43,822.04

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Solution

The fourth proportional to 77,356.04, 106,751.33 and 43,822.04 is: 60,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,356.04 : 106,751.33 = 43,822.04 : x
  2. Step 2: Convert to fraction form
    77,356.04/106,751.33 = 43,822.04/x
  3. Step 3: Cross multiply
    77,356.04x = 106,751.33 × 43,822.04
  4. Step 4: Simplify right side
    77,356.04x = 4,678,060,300.45
  5. Step 5: Solve for x
    x = 4,678,060,300.45/77,356.04
  6. Step 6: Final answer
    x = 60,474.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.